Carpet cleaning machine



FIG. 1 is an enlarged perspective view of a carpet cleaning machine showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a back elevational view thereof; and

FIG. 8 is a perspective view of an alternate embodiment thereof, the undisclosed portions are substantially the same in appearance as that shown in FIGS. 2-7. 

The ornamental design for the carpet cleaning machine, as shown and described. 